Sweeney Clayton A
Related Filers (1)
Ownership (9)
5
Tuesday, 2/17/2009
Koppers Holdings Inc.: Annual statement of changes in beneficial ownership of securities
4
Tuesday, 8/12/2008
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4/A
Wednesday, 5/14/2008
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 5/9/2008
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/4/2008
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
5
Thursday, 2/14/2008
Koppers Holdings Inc.: Annual statement of changes in beneficial ownership of securities
4
Thursday, 5/3/2007
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 2/2/2006
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
3
Tuesday, 1/31/2006
Koppers Holdings Inc.: Initial statement of beneficial ownership of securities